Finding the Fourth Proportional to 1,092,820.10, 1,639,230.15 and 735,901.70
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Solution
The fourth proportional to 1,092,820.10, 1,639,230.15 and 735,901.70 is: 1,103,852.55
Step by Step Solution
- Step 1: Write the proportion equation
1,092,820.10 : 1,639,230.15 = 735,901.70 : x - Step 2: Convert to fraction form
1,092,820.10/1,639,230.15 = 735,901.70/x - Step 3: Cross multiply
1,092,820.10x = 1,639,230.15 × 735,901.70 - Step 4: Simplify right side
1,092,820.10x = 1,206,312,254,076.25 - Step 5: Solve for x
x = 1,206,312,254,076.25/1,092,820.10 - Step 6: Final answer
x = 1,103,852.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.